./Ultimate.py --spec ../sv-benchmarks/c/properties/unreach-call.prp --file ../sv-benchmarks/c/eca-rers2012/Problem05_label27.c --full-output --architecture 32bit -------------------------------------------------------------------------------- Checking for ERROR reachability Using default analysis Version 025d5a27 Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem05_label27.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7766c1a8d29ce2c5a09ab96591654bb2dd65e662 ............................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Using bit-precise analysis Retrying with bit-precise analysis Calling Ultimate with: /usr/bin/java -Dosgi.configuration.area=/storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/config -Xmx12G -Xms1G -jar /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/plugins/org.eclipse.equinox.launcher_1.3.100.v20150511-1540.jar -data @noDefault -ultimatedata /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data -tc /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/AutomizerReach.xml -i ../sv-benchmarks/c/eca-rers2012/Problem05_label27.c -s /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf --cacsl2boogietranslator.entry.function main --witnessprinter.witness.directory /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux --witnessprinter.witness.filename witness.graphml --witnessprinter.write.witness.besides.input.file false --witnessprinter.graph.data.specification CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) --witnessprinter.graph.data.producer Automizer --witnessprinter.graph.data.architecture 32bit --witnessprinter.graph.data.programhash 7766c1a8d29ce2c5a09ab96591654bb2dd65e662 .................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................................. Execution finished normally Writing output log to file Ultimate.log Result: UNKNOWN --- Real Ultimate output --- This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:36:19,430 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:19,438 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:19,471 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:19,474 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:19,476 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:19,480 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:19,496 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:19,499 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:19,505 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:19,506 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:19,512 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:19,515 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:19,519 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:19,524 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:19,527 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:19,530 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:19,536 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:19,539 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:19,549 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:19,555 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:19,561 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:19,564 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:19,571 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:19,576 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:19,579 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:19,579 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:19,581 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:19,582 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:19,586 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:19,586 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:19,587 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:19,590 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:19,592 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:19,596 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:19,596 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:19,598 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:19,600 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:19,600 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:19,602 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:19,606 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:19,607 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Default.epf [2019-11-26 16:36:19,649 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:19,650 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:19,653 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:19,653 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:19,654 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:19,654 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:19,654 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:19,657 INFO L138 SettingsManager]: * Overapproximate operations on floating types=true [2019-11-26 16:36:19,657 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:19,657 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:19,659 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:19,659 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:19,659 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:19,660 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:19,660 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:19,660 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:19,662 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:19,662 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:19,662 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:19,664 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:19,664 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:19,664 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:19,665 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:19,667 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:19,667 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:19,667 INFO L138 SettingsManager]: * Trace refinement strategy=CAMEL [2019-11-26 16:36:19,668 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in [2019-11-26 16:36:19,668 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:19,668 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7766c1a8d29ce2c5a09ab96591654bb2dd65e662 [2019-11-26 16:36:20,175 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:20,206 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:20,214 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:20,218 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:20,220 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:20,221 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label27.c [2019-11-26 16:36:20,379 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9246dbf04/3a0b05f5be08476fa1b5a1b3d7ebfda6/FLAG141711fe2 [2019-11-26 16:36:22,428 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:22,432 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label27.c [2019-11-26 16:36:22,563 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9246dbf04/3a0b05f5be08476fa1b5a1b3d7ebfda6/FLAG141711fe2 [2019-11-26 16:36:22,602 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/9246dbf04/3a0b05f5be08476fa1b5a1b3d7ebfda6 [2019-11-26 16:36:22,611 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:22,619 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:22,622 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:22,622 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:22,631 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:22,634 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:22" (1/1) ... [2019-11-26 16:36:22,646 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@71eff41a and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:22, skipping insertion in model container [2019-11-26 16:36:22,646 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:22" (1/1) ... [2019-11-26 16:36:22,669 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:23,256 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:28,106 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:28,120 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:31,282 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:31,467 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:31,470 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:31 WrapperNode [2019-11-26 16:36:31,471 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:31,472 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:31,474 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:31,474 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:31,494 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:31" (1/1) ... [2019-11-26 16:36:31,698 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:31" (1/1) ... [2019-11-26 16:36:32,581 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:32,587 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:32,588 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:32,588 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:32,609 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:31" (1/1) ... [2019-11-26 16:36:32,612 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:31" (1/1) ... [2019-11-26 16:36:32,716 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:31" (1/1) ... [2019-11-26 16:36:32,716 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:31" (1/1) ... [2019-11-26 16:36:33,114 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:31" (1/1) ... [2019-11-26 16:36:33,255 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:31" (1/1) ... [2019-11-26 16:36:33,410 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:31" (1/1) ... [2019-11-26 16:36:33,565 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:33,574 INFO L168 Benchmark]: Toolchain (without parser) took 10951.99 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 736.3 MB in the end (delta: 196.7 MB). Peak memory consumption was 196.7 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:33,575 INFO L168 Benchmark]: CDTParser took 1.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:36:33,579 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8850.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 869.1 MB in the end (delta: 63.8 MB). Peak memory consumption was 271.6 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:33,582 INFO L168 Benchmark]: Boogie Procedure Inliner took 1114.56 ms. Allocated memory is still 1.0 GB. Free memory was 869.1 MB in the beginning and 792.5 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:33,585 INFO L168 Benchmark]: Boogie Preprocessor took 977.88 ms. Allocated memory is still 1.0 GB. Free memory was 792.5 MB in the beginning and 736.3 MB in the end (delta: 56.3 MB). Peak memory consumption was 56.3 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:33,597 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.34 ms. Allocated memory is still 1.0 GB. Free memory is still 988.9 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8850.01 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 932.9 MB in the beginning and 869.1 MB in the end (delta: 63.8 MB). Peak memory consumption was 271.6 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 1114.56 ms. Allocated memory is still 1.0 GB. Free memory was 869.1 MB in the beginning and 792.5 MB in the end (delta: 76.5 MB). Peak memory consumption was 76.5 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 977.88 ms. Allocated memory is still 1.0 GB. Free memory was 792.5 MB in the beginning and 736.3 MB in the end (delta: 56.3 MB). Peak memory consumption was 56.3 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request... ### Bit-precise run ### This is Ultimate 0.1.24-025d5a2 [2019-11-26 16:36:37,596 INFO L177 SettingsManager]: Resetting all preferences to default values... [2019-11-26 16:36:37,603 INFO L181 SettingsManager]: Resetting UltimateCore preferences to default values [2019-11-26 16:36:37,635 INFO L184 SettingsManager]: Ultimate Commandline Interface provides no preferences, ignoring... [2019-11-26 16:36:37,637 INFO L181 SettingsManager]: Resetting Boogie Preprocessor preferences to default values [2019-11-26 16:36:37,642 INFO L181 SettingsManager]: Resetting Boogie Procedure Inliner preferences to default values [2019-11-26 16:36:37,647 INFO L181 SettingsManager]: Resetting Abstract Interpretation preferences to default values [2019-11-26 16:36:37,663 INFO L181 SettingsManager]: Resetting LassoRanker preferences to default values [2019-11-26 16:36:37,668 INFO L181 SettingsManager]: Resetting Reaching Definitions preferences to default values [2019-11-26 16:36:37,672 INFO L181 SettingsManager]: Resetting SyntaxChecker preferences to default values [2019-11-26 16:36:37,677 INFO L181 SettingsManager]: Resetting Sifa preferences to default values [2019-11-26 16:36:37,680 INFO L184 SettingsManager]: Büchi Program Product provides no preferences, ignoring... [2019-11-26 16:36:37,683 INFO L181 SettingsManager]: Resetting LTL2Aut preferences to default values [2019-11-26 16:36:37,687 INFO L181 SettingsManager]: Resetting PEA to Boogie preferences to default values [2019-11-26 16:36:37,693 INFO L181 SettingsManager]: Resetting BlockEncodingV2 preferences to default values [2019-11-26 16:36:37,695 INFO L181 SettingsManager]: Resetting ChcToBoogie preferences to default values [2019-11-26 16:36:37,700 INFO L181 SettingsManager]: Resetting AutomataScriptInterpreter preferences to default values [2019-11-26 16:36:37,703 INFO L181 SettingsManager]: Resetting BuchiAutomizer preferences to default values [2019-11-26 16:36:37,709 INFO L181 SettingsManager]: Resetting CACSL2BoogieTranslator preferences to default values [2019-11-26 16:36:37,717 INFO L181 SettingsManager]: Resetting CodeCheck preferences to default values [2019-11-26 16:36:37,726 INFO L181 SettingsManager]: Resetting InvariantSynthesis preferences to default values [2019-11-26 16:36:37,732 INFO L181 SettingsManager]: Resetting RCFGBuilder preferences to default values [2019-11-26 16:36:37,739 INFO L181 SettingsManager]: Resetting Referee preferences to default values [2019-11-26 16:36:37,742 INFO L181 SettingsManager]: Resetting TraceAbstraction preferences to default values [2019-11-26 16:36:37,753 INFO L184 SettingsManager]: TraceAbstractionConcurrent provides no preferences, ignoring... [2019-11-26 16:36:37,753 INFO L184 SettingsManager]: TraceAbstractionWithAFAs provides no preferences, ignoring... [2019-11-26 16:36:37,756 INFO L181 SettingsManager]: Resetting TreeAutomizer preferences to default values [2019-11-26 16:36:37,759 INFO L181 SettingsManager]: Resetting IcfgToChc preferences to default values [2019-11-26 16:36:37,759 INFO L181 SettingsManager]: Resetting IcfgTransformer preferences to default values [2019-11-26 16:36:37,763 INFO L184 SettingsManager]: ReqToTest provides no preferences, ignoring... [2019-11-26 16:36:37,765 INFO L181 SettingsManager]: Resetting Boogie Printer preferences to default values [2019-11-26 16:36:37,766 INFO L181 SettingsManager]: Resetting ChcSmtPrinter preferences to default values [2019-11-26 16:36:37,768 INFO L181 SettingsManager]: Resetting ReqPrinter preferences to default values [2019-11-26 16:36:37,771 INFO L181 SettingsManager]: Resetting Witness Printer preferences to default values [2019-11-26 16:36:37,774 INFO L184 SettingsManager]: Boogie PL CUP Parser provides no preferences, ignoring... [2019-11-26 16:36:37,775 INFO L181 SettingsManager]: Resetting CDTParser preferences to default values [2019-11-26 16:36:37,780 INFO L184 SettingsManager]: AutomataScriptParser provides no preferences, ignoring... [2019-11-26 16:36:37,780 INFO L184 SettingsManager]: ReqParser provides no preferences, ignoring... [2019-11-26 16:36:37,780 INFO L181 SettingsManager]: Resetting SmtParser preferences to default values [2019-11-26 16:36:37,782 INFO L181 SettingsManager]: Resetting Witness Parser preferences to default values [2019-11-26 16:36:37,784 INFO L188 SettingsManager]: Finished resetting all preferences to default values... [2019-11-26 16:36:37,785 INFO L101 SettingsManager]: Beginning loading settings from /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/config/svcomp-Reach-32bit-Automizer_Bitvector.epf [2019-11-26 16:36:37,827 INFO L113 SettingsManager]: Loading preferences was successful [2019-11-26 16:36:37,829 INFO L115 SettingsManager]: Preferences different from defaults after loading the file: [2019-11-26 16:36:37,834 INFO L136 SettingsManager]: Preferences of BlockEncodingV2 differ from their defaults: [2019-11-26 16:36:37,835 INFO L138 SettingsManager]: * Create parallel compositions if possible=false [2019-11-26 16:36:37,835 INFO L138 SettingsManager]: * Use SBE=true [2019-11-26 16:36:37,838 INFO L136 SettingsManager]: Preferences of CACSL2BoogieTranslator differ from their defaults: [2019-11-26 16:36:37,838 INFO L138 SettingsManager]: * sizeof long=4 [2019-11-26 16:36:37,839 INFO L138 SettingsManager]: * sizeof POINTER=4 [2019-11-26 16:36:37,839 INFO L138 SettingsManager]: * Check division by zero=IGNORE [2019-11-26 16:36:37,839 INFO L138 SettingsManager]: * Pointer to allocated memory at dereference=IGNORE [2019-11-26 16:36:37,841 INFO L138 SettingsManager]: * If two pointers are subtracted or compared they have the same base address=IGNORE [2019-11-26 16:36:37,843 INFO L138 SettingsManager]: * Check array bounds for arrays that are off heap=IGNORE [2019-11-26 16:36:37,843 INFO L138 SettingsManager]: * Use bitvectors instead of ints=true [2019-11-26 16:36:37,844 INFO L138 SettingsManager]: * Memory model=HoenickeLindenmann_4ByteResolution [2019-11-26 16:36:37,844 INFO L138 SettingsManager]: * sizeof long double=12 [2019-11-26 16:36:37,844 INFO L138 SettingsManager]: * Check if freed pointer was valid=false [2019-11-26 16:36:37,848 INFO L138 SettingsManager]: * Use constant arrays=true [2019-11-26 16:36:37,848 INFO L138 SettingsManager]: * Pointer base address is valid at dereference=IGNORE [2019-11-26 16:36:37,849 INFO L136 SettingsManager]: Preferences of RCFGBuilder differ from their defaults: [2019-11-26 16:36:37,849 INFO L138 SettingsManager]: * Size of a code block=SequenceOfStatements [2019-11-26 16:36:37,849 INFO L138 SettingsManager]: * To the following directory=./dump/ [2019-11-26 16:36:37,849 INFO L138 SettingsManager]: * SMT solver=External_DefaultMode [2019-11-26 16:36:37,850 INFO L138 SettingsManager]: * Command for external solver=z3 SMTLIB2_COMPLIANT=true -memory:2024 -smt2 -in -t:2000 [2019-11-26 16:36:37,850 INFO L136 SettingsManager]: Preferences of TraceAbstraction differ from their defaults: [2019-11-26 16:36:37,851 INFO L138 SettingsManager]: * Compute Interpolants along a Counterexample=FPandBP [2019-11-26 16:36:37,851 INFO L138 SettingsManager]: * Positions where we compute the Hoare Annotation=LoopsAndPotentialCycles [2019-11-26 16:36:37,853 INFO L138 SettingsManager]: * Trace refinement strategy=WOLF [2019-11-26 16:36:37,853 INFO L138 SettingsManager]: * Command for external solver=cvc4 --incremental --rewrite-divk --print-success --lang smt [2019-11-26 16:36:37,853 INFO L138 SettingsManager]: * Compute Hoare Annotation of negated interpolant automaton, abstraction and CFG=true [2019-11-26 16:36:37,854 INFO L138 SettingsManager]: * SMT solver=External_ModelsAndUnsatCoreMode [2019-11-26 16:36:37,855 INFO L138 SettingsManager]: * Logic for external solver=AUFBV Applying setting for plugin de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator: Entry function -> main Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness directory -> /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Witness filename -> witness.graphml Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Write witness besides input file -> false Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data specification -> CHECK( init(main()), LTL(G ! call(__VERIFIER_error())) ) Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data producer -> Automizer Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data architecture -> 32bit Applying setting for plugin de.uni_freiburg.informatik.ultimate.witnessprinter: Graph data programhash -> 7766c1a8d29ce2c5a09ab96591654bb2dd65e662 [2019-11-26 16:36:38,478 INFO L81 nceAwareModelManager]: Repository-Root is: /tmp [2019-11-26 16:36:38,506 INFO L258 ainManager$Toolchain]: [Toolchain 1]: Applicable parser(s) successfully (re)initialized [2019-11-26 16:36:38,517 INFO L214 ainManager$Toolchain]: [Toolchain 1]: Toolchain selected. [2019-11-26 16:36:38,518 INFO L271 PluginConnector]: Initializing CDTParser... [2019-11-26 16:36:38,519 INFO L275 PluginConnector]: CDTParser initialized [2019-11-26 16:36:38,522 INFO L428 ainManager$Toolchain]: [Toolchain 1]: Parsing single file: /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/../sv-benchmarks/c/eca-rers2012/Problem05_label27.c [2019-11-26 16:36:38,669 INFO L220 CDTParser]: Created temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a2f2aa43/72c7c59ca1474e1c95b39831e9b59985/FLAGa2fb7c1fd [2019-11-26 16:36:40,640 INFO L306 CDTParser]: Found 1 translation units. [2019-11-26 16:36:40,641 INFO L160 CDTParser]: Scanning /storage/repos/ultimate/releaseScripts/default/sv-benchmarks/c/eca-rers2012/Problem05_label27.c [2019-11-26 16:36:40,758 INFO L349 CDTParser]: About to delete temporary CDT project at /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a2f2aa43/72c7c59ca1474e1c95b39831e9b59985/FLAGa2fb7c1fd [2019-11-26 16:36:40,880 INFO L357 CDTParser]: Successfully deleted /storage/repos/ultimate/releaseScripts/default/UAutomizer-linux/data/0a2f2aa43/72c7c59ca1474e1c95b39831e9b59985 [2019-11-26 16:36:40,890 INFO L296 ainManager$Toolchain]: ####################### [Toolchain 1] ####################### [2019-11-26 16:36:40,897 INFO L131 ToolchainWalker]: Walking toolchain with 3 elements. [2019-11-26 16:36:40,899 INFO L113 PluginConnector]: ------------------------CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:40,900 INFO L271 PluginConnector]: Initializing CACSL2BoogieTranslator... [2019-11-26 16:36:40,910 INFO L275 PluginConnector]: CACSL2BoogieTranslator initialized [2019-11-26 16:36:40,911 INFO L185 PluginConnector]: Executing the observer ACSLObjectContainerObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:40" (1/1) ... [2019-11-26 16:36:40,919 INFO L205 PluginConnector]: Invalid model from CACSL2BoogieTranslator for observer de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator.ACSLObjectContainerObserver@1ff3520c and model type de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:40, skipping insertion in model container [2019-11-26 16:36:40,920 INFO L185 PluginConnector]: Executing the observer CACSL2BoogieTranslatorObserver from plugin CACSL2BoogieTranslator for "CDTParser AST 26.11 04:36:40" (1/1) ... [2019-11-26 16:36:40,935 INFO L145 MainTranslator]: Starting translation in SV-COMP mode [2019-11-26 16:36:41,468 INFO L178 MainTranslator]: Built tables and reachable declarations [2019-11-26 16:36:46,696 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:46,710 INFO L203 MainTranslator]: Completed pre-run [2019-11-26 16:36:49,485 INFO L206 PostProcessor]: Analyzing one entry point: main [2019-11-26 16:36:49,658 INFO L208 MainTranslator]: Completed translation [2019-11-26 16:36:49,663 INFO L202 PluginConnector]: Adding new model de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:49 WrapperNode [2019-11-26 16:36:49,663 INFO L132 PluginConnector]: ------------------------ END CACSL2BoogieTranslator---------------------------- [2019-11-26 16:36:49,664 INFO L113 PluginConnector]: ------------------------Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:49,664 INFO L271 PluginConnector]: Initializing Boogie Procedure Inliner... [2019-11-26 16:36:49,665 INFO L275 PluginConnector]: Boogie Procedure Inliner initialized [2019-11-26 16:36:49,687 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:49" (1/1) ... [2019-11-26 16:36:49,881 INFO L185 PluginConnector]: Executing the observer Inliner from plugin Boogie Procedure Inliner for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:49" (1/1) ... [2019-11-26 16:36:50,642 INFO L132 PluginConnector]: ------------------------ END Boogie Procedure Inliner---------------------------- [2019-11-26 16:36:50,643 INFO L113 PluginConnector]: ------------------------Boogie Preprocessor---------------------------- [2019-11-26 16:36:50,643 INFO L271 PluginConnector]: Initializing Boogie Preprocessor... [2019-11-26 16:36:50,643 INFO L275 PluginConnector]: Boogie Preprocessor initialized [2019-11-26 16:36:50,665 INFO L185 PluginConnector]: Executing the observer EnsureBoogieModelObserver from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:49" (1/1) ... [2019-11-26 16:36:50,668 INFO L185 PluginConnector]: Executing the observer TypeChecker from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:49" (1/1) ... [2019-11-26 16:36:50,766 INFO L185 PluginConnector]: Executing the observer ConstExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:49" (1/1) ... [2019-11-26 16:36:50,770 INFO L185 PluginConnector]: Executing the observer StructExpander from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:49" (1/1) ... [2019-11-26 16:36:51,107 INFO L185 PluginConnector]: Executing the observer UnstructureCode from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:49" (1/1) ... [2019-11-26 16:36:51,235 INFO L185 PluginConnector]: Executing the observer FunctionInliner from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:49" (1/1) ... [2019-11-26 16:36:51,340 INFO L185 PluginConnector]: Executing the observer BoogieSymbolTableConstructor from plugin Boogie Preprocessor for "de.uni_freiburg.informatik.ultimate.plugins.generator.cacsl2boogietranslator AST 26.11 04:36:49" (1/1) ... [2019-11-26 16:36:51,461 INFO L132 PluginConnector]: ------------------------ END Boogie Preprocessor---------------------------- [2019-11-26 16:36:51,473 INFO L168 Benchmark]: Toolchain (without parser) took 10570.19 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 713.9 MB in the end (delta: 224.7 MB). Peak memory consumption was 224.8 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:51,474 INFO L168 Benchmark]: CDTParser took 1.60 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. [2019-11-26 16:36:51,479 INFO L168 Benchmark]: CACSL2BoogieTranslator took 8764.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 852.9 MB in the end (delta: 85.7 MB). Peak memory consumption was 274.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:51,481 INFO L168 Benchmark]: Boogie Procedure Inliner took 978.68 ms. Allocated memory is still 1.0 GB. Free memory was 852.9 MB in the beginning and 777.5 MB in the end (delta: 75.4 MB). Peak memory consumption was 75.4 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:51,488 INFO L168 Benchmark]: Boogie Preprocessor took 818.38 ms. Allocated memory is still 1.0 GB. Free memory was 777.5 MB in the beginning and 713.9 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. [2019-11-26 16:36:51,499 INFO L335 ainManager$Toolchain]: ####################### End [Toolchain 1] ####################### --- Results --- * Results from de.uni_freiburg.informatik.ultimate.core: - StatisticsResult: Toolchain Benchmarks Benchmark results are: * CDTParser took 1.60 ms. Allocated memory is still 1.0 GB. Free memory is still 994.6 MB. There was no memory consumed. Max. memory is 12.5 GB. * CACSL2BoogieTranslator took 8764.25 ms. Allocated memory was 1.0 GB in the beginning and 1.0 GB in the end (delta: 65.5 kB). Free memory was 938.6 MB in the beginning and 852.9 MB in the end (delta: 85.7 MB). Peak memory consumption was 274.5 MB. Max. memory is 12.5 GB. * Boogie Procedure Inliner took 978.68 ms. Allocated memory is still 1.0 GB. Free memory was 852.9 MB in the beginning and 777.5 MB in the end (delta: 75.4 MB). Peak memory consumption was 75.4 MB. Max. memory is 12.5 GB. * Boogie Preprocessor took 818.38 ms. Allocated memory is still 1.0 GB. Free memory was 777.5 MB in the beginning and 713.9 MB in the end (delta: 63.5 MB). Peak memory consumption was 63.5 MB. Max. memory is 12.5 GB. RESULT: Ultimate could not prove your program: Toolchain returned no result. Received shutdown request...